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Surge Protective Devices SPW
Available in the single-phase, plug-in version for degree of protection I and II, the SPW is a protection device against voltage surges in the power line. Developed in versions with or without remote signaling contact, the SPW features visual signaling to indicate the moment to replace the protection module, and it is divided into four models, according to the prospective maximum discharge current (wave 8/20 µs): 12, 20, 45 and 60 kA. Removable protection modules are supplied as replacement accessories to all the models.
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